40X15H7Γ7Φ2

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40X15H7Γ7Φ2

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40X15H7Γ7Φ2 Application:Austenitic

Chemical composition(mass fraction)(wt.%) of the 40X15H7Γ7Φ2
C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) V(%) W(%) Ti(%)
0.38-0.47 0.90-1.40 6.00-8.00 Max 0.035 Max 0.02 14.0-16.0 6.00-8.00 0.65-0.95 1.50-1.90 Max 0.20 Max 0.20

Mechanical properties of grade 40X15H7Γ7Φ2

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition HBW
527 (≥) 715 (≥) 31 41 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical properties of grade 40X15H7Γ7Φ2

Property Density
kg/dm3		 Temperature T
°C/F		 Specific heat
J / kgK		 Thermal conductivity
W/mK		 Electric resistance
µΩ·cm
491 (≥) 384 (≥) 31 24 44 Solution and Aging, Annealing, Ausaging, Q+T,etc
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2		 - - -
618 342 215 - - -

40X15H7Γ7Φ2 Range of products
Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED